GPLv3 says that you cannot sublicense. It says that it is not necessary because of section 10 of the license, which says that "Each time you convey a covered wo

GPLv3 says that you cannot sublicense. It says that it is not necessary because of section 10 of the license, which says that "Each time you convey a covered work, the recipient automatically receives a license from the original licensors, to run, modify and propagate that work, subject to this License".